Magnetic fence



FIG. 1 is a front right perspective view of a magnetic fence;

FIG. 2 is a bottom right perspective view thereof;

FIG. 3 is a front side view thereof, a rear plan view being a mirror image;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a magnetic fence, as shown and described. 